ppc64le build

bazel/BUILD

@@ -40,6 +40,11 @@ config_setting(
     values = {"cpu": "x64_windows"},
 )
 
+config_setting(
+    name = "linux_ppc",
+    values = {"cpu": "ppc"},
+)
+
 config_setting(
     name = "windows_opt_build",
     values = {

bazel/repositories.bzl

@@ -14,6 +14,9 @@ load(
 )
 load("@bazel_tools//tools/cpp:lib_cc_configure.bzl", "get_env_var")
 
+# dict of {build recipe name: longform extension name,}
+PPC_SKIP_TARGETS = {"luajit": "envoy.filters.http.lua"}
+
 def _repository_impl(name, **kwargs):
     # `existing_rule_keys` contains the names of repositories that have already
     # been defined in the Bazel workspace. By skipping repos with existing keys,
@@ -71,6 +74,9 @@ def _repository_impl(name, **kwargs):
             )
 
 def _build_recipe_repository_impl(ctxt):
+    # modify the recipes list based on the build context
+    recipes = _apply_dep_blacklist(ctxt, ctxt.attr.recipes)
+
     # Setup the build directory with links to the relevant files.
     ctxt.symlink(Label("//bazel:repositories.sh"), "repositories.sh")
     ctxt.symlink(Label("//bazel:repositories.bat"), "repositories.bat")
@@ -80,7 +86,7 @@ def _build_recipe_repository_impl(ctxt):
     )
     ctxt.symlink(Label("//ci/build_container:recipe_wrapper.sh"), "recipe_wrapper.sh")
     ctxt.symlink(Label("//ci/build_container:Makefile"), "Makefile")
-    for r in ctxt.attr.recipes:
+    for r in recipes:
         ctxt.symlink(
             Label("//ci/build_container/build_recipes:" + r + ".sh"),
             "build_recipes/" + r + ".sh",
@@ -99,9 +105,9 @@ def _build_recipe_repository_impl(ctxt):
         env["CXX"] = "cl"
         env["CXXFLAGS"] = "-DNDEBUG"
         env["CFLAGS"] = "-DNDEBUG"
-        command = ["./repositories.bat"] + ctxt.attr.recipes
+        command = ["./repositories.bat"] + recipes
     else:
-        command = ["./repositories.sh"] + ctxt.attr.recipes
+        command = ["./repositories.sh"] + recipes
 
     print("Fetching external dependencies...")
     result = ctxt.execute(
@@ -259,6 +265,7 @@ def envoy_dependencies(path = "@envoy_deps//", skip_targets = []):
         name = "envoy_deps",
         recipes = recipes.to_list(),
     )
+
     for t in TARGET_RECIPES:
         if t not in skip_targets:
             native.bind(
@@ -527,3 +534,19 @@ def _com_github_google_jwt_verify():
         name = "jwt_verify_lib",
         actual = "@com_github_google_jwt_verify//:jwt_verify_lib",
     )
+
+def _apply_dep_blacklist(ctxt, recipes):
+    newlist = []
+    skip_list = dict()
+    if _is_linux_ppc(ctxt):
+        skip_list = PPC_SKIP_TARGETS
+    for t in recipes:
+        if t not in skip_list.keys():
+            newlist.append(t)
+    return newlist
+
+def _is_linux_ppc(ctxt):
+    if ctxt.os.name != "linux":
+        return False
+    res = ctxt.execute(["uname", "-m"])
+    return "ppc" in res.stdout

source/exe/BUILD

@@ -11,6 +11,7 @@ load(
     "envoy_all_extensions",
     "envoy_windows_extensions",
 )
+load("//bazel:repositories.bzl", "PPC_SKIP_TARGETS")
 
 envoy_package()
 
@@ -40,6 +41,7 @@ envoy_cc_library(
         "//source/server:test_hooks_lib",
     ] + select({
         "//bazel:windows_x86_64": envoy_windows_extensions(),
+        "//bazel:linux_ppc": envoy_all_extensions(PPC_SKIP_TARGETS),
         "//conditions:default": envoy_all_extensions(),
     }),
 )

source/extensions/all_extensions.bzl

@@ -1,7 +1,7 @@
 load("@envoy_build_config//:extensions_build_config.bzl", "EXTENSIONS", "WINDOWS_EXTENSIONS")
 
 # Return all extensions to be compiled into Envoy.
-def envoy_all_extensions():
+def envoy_all_extensions(blacklist = dict()):
     # These extensions are registered using the extension system but are required for the core
     # Envoy build.
     all_extensions = [
@@ -10,8 +10,9 @@ def envoy_all_extensions():
     ]
 
     # These extensions can be removed on a site specific basis.
-    for path in EXTENSIONS.values():
-        all_extensions.append(path)
+    for name, path in EXTENSIONS.items():
+        if not name in blacklist.values():
+            all_extensions.append(path)
 
     return all_extensions